Peugeot 308 Key Fob Replacement
Peugeot's 308 might be getting on a bit, but it still feels eye-catching. It's not the plushest car in its class - an Ford Focus or Volkswagen Golf will shield you from imperfections on the road - but it's a relaxing and a civilized drive.
We get asked frequently at Coded Car Keys to replace peugeot key fobs. If the issue is ongoing or continuous the following tips will help.
Water Damage
If you accidentally drop your key fob in an eddy, or it gets wet while kayaking, canoeing, rafting, or canyoning, the fob is likely to be damaged by water. The best method to prevent this from happening is to always keep it in a dry bag whenever you're going outdoors or doing activities in which the fob may be exposed to excessive amounts of water.
You should also make sure that the fob is dry prior to opening it and re-using it. If you detect any smells coming from the fob, such as an industrial-type liquid smell or windshield washer fluid, this is another sign that it's submerged in water.
A wet circuit could cause the battery's charge to be drained or even explode. If you can remove your 308 keyfob out of the water you need to turn the button side up and shake as much water as possible before opening the casing. After you open it, take out the battery and wipe the circuit board with an alcohol-soaked cotton swab. 90 percent isopropyl alcohol.
Other reasons that your Peugeot 308 remote entry keyless system might not work include a dead coin-cell battery or receiver module issue signal interference, or a defective chip. If none of these are the problem it is possible to reset the system by disconnecting a 12 voltage battery from the vehicle for 15 minutes.
Dead Coin Battery
Peugeot cars come with a remote-start system that allows the driver to start the car from a distance by warming up or cooling down the vehicle prior to stepping inside. This feature is extremely useful, especially during winter's cold and chilly months. Remote start systems may stop working for a variety reasons, such as a dead coin-battery.
A coin-shaped battery found inside the key fob has a life span of two to four years, depending on how often it is used and where it's purchased. The date of use is printed on the package or mentioned in the user's manual.
If the key fob has stopped working after exposure to clean tap water then you must take the battery off, clean the electronic chip using a paper towel and isopropyl ethanol, then dry it thoroughly before replacing it. In case of exposure to salty or soapy water, the chip may be damaged and you'll need to replace the key fob completely.
If you're not certain the battery is defective, you can test its voltage using a multimeter set to your car's voltage range, and connect it to the plus and minus terminals. The voltage should read approximately 12-13 volts, but if it is lower, then the battery needs to be replaced. You can also reset your computer that is onboard by disconnecting and reconnecting the 12 volt batteries in reverse order. (positive cable first then negative cable). The engine should begin to run after this.
Faulty Receiver Module
If you don't see the "Key Detected", it could be that your receiver module is defective. It's the part that sends an indication to the car when the key fob is activated that also acts as an immobiliser, and stops it from starting unless the correct key is present.
This can be due to many reasons, such as water damage or simply ageing. If the electronic chip in your Peugeot 308 keyfob is damaged due to dirty tap water it could be due to the fact that the keyfob was exposed it. In this scenario, you'll need to take it out and thoroughly clean it using isopropyl or electronic cleaner. When the battery is clean you can try it again.
If the issue persists, it is a good idea to see the local Peugeot expert or locksmith. They can utilize an instrument for diagnosing to pinpoint the issue and fix it.
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Faulty Electronic Chip
The electronic chip in the Peugeot 308 key fob is a very crucial component of the remote control system. If the chip is damaged, you could experience difficulties starting your vehicle or get a message saying "anti-theft". If this occurs, the only option to fix the problem is to replace the key. Auto locksmiths who are professionals are able to provide this service within the shortest possible time.
The chip inside your Peugeot 308 key fob can fail due to sweat, water damage dirt, or other causes. If your Peugeot key fob has been exposed to soapy or dirty water, it needs to be cleaned immediately. You can use a paper towel and isopropyl alcohol to wipe the electronic component. The battery must then be allowed to dry completely.
Sometimes the key fob may stop working because of radio interference. This can be caused by other devices that operate at the same frequency as your Peugeot key fob. It could be caused by poor conditions or objects close to the vehicle. If you have this issue it is advised to visit a Peugeot dealership.
The Peugeot 207/308 Key Fob is very delicate and requires particular care. It is crucial not to drop or throw the key fob. If you lose it, try to find it as soon as you can. You can reset all on-board computers by disconnecting the 12 volt battery for a few minutes. Make sure you disconnect the negative cable first, and then the positive.